Porter, Dot2023-05-232022-08-262022-08-262022-08-26https://repository.upenn.edu/handle/20.500.14332/46682Collection of 34 alchemical treatises, verses and recipes. More than a quarter of them are by George Ripley; other authors represented are Ramón Llull, Guido de Montanor, Geber, Pearce the Black Monk, Johan Isaäc Hollandus, Arnaldus de Villanova, and Constantine the African.Alchemy -- Early works to 1800AlchemyChemistry -- HistoryChemistryHistoryCodicesPoemsRecipesTreatisesManuscripts EnglishManuscripts EnglishManuscripts RenaissanceManuscripts EuropeanHistory of Science, Technology, and MedicineRenaissance StudiesArticle